1 /* 2 * (C) Copyright 2011 3 * Heiko Schocher, DENX Software Engineering, hs@denx.de. 4 * 5 * See file CREDITS for list of people who contributed to this 6 * project. 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License as 10 * published by the Free Software Foundation; either version 2 of 11 * the License, or (at your option) any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 21 * MA 02111-1307 USA 22 */ 23 24 #ifndef __CONFIG_KEYMILE_POWERPC_H 25 #define __CONFIG_KEYMILE_POWERPC_H 26 27 /* Do boardspecific init for all boards */ 28 #define CONFIG_BOARD_EARLY_INIT_R 29 #define CONFIG_LAST_STAGE_INIT 30 31 #define CONFIG_BOOTCOUNT_LIMIT 32 33 #define CONFIG_CMD_DTT 34 #define CONFIG_JFFS2_CMDLINE 35 36 /* EEprom support 24C08, 24C16, 24C64 */ 37 #define CONFIG_SYS_I2C_MULTI_EEPROMS 38 #define CONFIG_SYS_EEPROM_PAGE_WRITE_ENABLE 39 #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* 8 Byte write page */ 40 #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 41 42 #define CONFIG_ENV_SIZE 0x04000 /* Size of Environment */ 43 #define CONFIG_FLASH_CFI_MTD 44 45 #define CONFIG_SYS_MEMTEST_START 0x00100000 /* memtest works on */ 46 47 #define CONFIG_SYS_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ 48 49 #define CONFIG_SYS_LOAD_ADDR 0x100000 /* default load address */ 50 51 /****************************************************************************** 52 * (PRAM usage) 53 * ... ------------------------------------------------------- 54 * ... |ROOTFSSIZE | PNVRAM |PHRAM |RESERVED_PRAM | END_OF_RAM 55 * ... |<------------------- pram -------------------------->| 56 * ... ------------------------------------------------------- 57 * @END_OF_RAM: 58 * @CONFIG_KM_RESERVED_PRAM: reserved pram for special purpose 59 * @CONFIG_KM_PHRAM: address for /var 60 * @CONFIG_KM_PNVRAM: address for PNVRAM (for the application) 61 * @CONFIG_KM_ROOTFSSIZE: address for rootfilesystem in RAM 62 */ 63 64 /* size of rootfs in RAM */ 65 #define CONFIG_KM_ROOTFSSIZE 0x0 66 /* pseudo-non volatile RAM [hex] */ 67 #define CONFIG_KM_PNVRAM 0x80000 68 /* physical RAM MTD size [hex] */ 69 #define CONFIG_KM_PHRAM 0x100000 70 /* resereved pram area at the end of memroy [hex] */ 71 #define CONFIG_KM_RESERVED_PRAM 0x0 72 /* enable protected RAM */ 73 #define CONFIG_PRAM 0 74 75 #define CONFIG_KM_CRAMFS_ADDR 0x800000 76 #define CONFIG_KM_KERNEL_ADDR 0x400000 /* 3968Kbytes */ 77 #define CONFIG_KM_FDT_ADDR 0x7E0000 /* 128Kbytes */ 78 79 /* architecture specific default bootargs */ 80 #define CONFIG_KM_DEF_BOOT_ARGS_CPU "" 81 82 #define CONFIG_KM_DEF_ENV_CPU \ 83 "boot=bootm ${load_addr_r} - ${fdt_addr_r}\0" \ 84 "cramfsloadfdt=" \ 85 "cramfsload ${fdt_addr_r} " \ 86 "fdt_0x${IVM_BoardId}_0x${IVM_HWKey}.dtb\0" \ 87 "fdt_addr_r=" __stringify(CONFIG_KM_FDT_ADDR) "\0" \ 88 "u-boot="__stringify(CONFIG_HOSTNAME) "/u-boot.bin\0" \ 89 "update=" \ 90 "protect off " __stringify(BOOTFLASH_START) " +${filesize} && "\ 91 "erase " __stringify(BOOTFLASH_START) " +${filesize} && "\ 92 "cp.b ${load_addr_r} " __stringify(BOOTFLASH_START) \ 93 " ${filesize} && " \ 94 "protect on " __stringify(BOOTFLASH_START) " +${filesize}\0"\ 95 "" 96 97 #endif /* __CONFIG_KEYMILE_POWERPC_H */ 98